40 Irving Ave, Atherton, CA 94027 Property Records

San Mateo County property record for 40 Irving Ave, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,580 sqft · built 1954
Lot Size	1.06 acres (46,600 sqft)
Owner	Company Name on Record
Tax Bill	$7,536 (2025)
Deeds & Mortgages	Nov 2022 Transfer Sep 2022 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`061-123-080`

Property Details

APN / Parcel Number

Primary APN	`061-123-080`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	3,580 sqft Living Area
1st Floor Area	2,450 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1954
Lot Area	46,600 sqft
Lot Dimensions	280 ft deep x 163 ft wide
Garage Area	490 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	40 IRVING AVE
City	ATHERTON
State	CA
Zip	94027-2061
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 16 BLOCK 15 LINDENWOOD MAP NO 8 RSM 37/28 TOWN OF ATHERTON
Legal Subdivision	LINDENWOOD MAP NO 8
Legal Block	15
Legal Lot Number	16
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	3
Census Block	3001
Census Tract	611500

Owner

Source: San Mateo County records, as of July 15, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on Record
Mailing Address	40 IRVING AVE, ATHERTON, CA 94027-2061
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Nov 17, 2022	Intrafamily Transfer, Transfer
Sep 8, 2022	Deed of Trust, Mortgage · Line of Credit COMERICA BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Nov 15, 2022
Transfer Doc	0000079581
Record Updated	Sep 20, 2026

November 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Nov 17, 2022
Property Address	40 IRVING AVE, ATHERTON, CA 94027-2061
Document Number	0000079581
Map Reference	MB 37 PG 28
Instrument Date	Nov 15, 2022
Instrument	2022-079581
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	40 IRVING AVE, ATHERTON, CA 94027-2061

September 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	40 IRVING AVE, ATHERTON, CA 94027-2061
Transaction Type	Mortgage
Record Updated	Sep 30, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	40 IRVING AVE, ATHERTON, CA 94027-2061

Mortgage

Document Number	0000065897
Date	Sep 8, 2022
Instrument	2022-065897

Lender

Name	COMERICA BANK
Type	Bank
Address	AUBURN HILLS, MI 48326

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Sep 3, 2052

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

Source: San Mateo County assessment roll, as of July 15, 2026

Property Jurisdictions

Type	Name
State	California
Municipality	Atherton Town
County	San Mateo County
Elementary School District	Menlo Park City Elementary School District (KG - 08)
Secondary School District	Sequoia Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$428,465 (+2%) Land $188,501 Building $239,964
2025	$7,536.00 (+5.84%) Homeowner's exemption	$420,064 (+4.04%) Land $184,805 Building $235,259
2023	$7,120.00 (+2.71%) Homeowner's exemption	$403,755 Land $177,630 Building $226,125	$4,365,450
2022	$6,932.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 95% of the US · lower than 97% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CALIFORNIA WATER SERVICE - BEAR GULCH private · serves 60,382 people · EPA ID CA4110006
Water Source	Surface water
Last State Inspection	Feb 2025
Lead	4 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 299 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Race Communications Fiber	10,000 / 10,000
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Etheric Networks, Sonic Telecom.

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